/* === Layout � navbar, footer, container, sections === */
        .hero-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
            background: linear-gradient(135deg, #0a0a0a 0%, #0d1f12 50%, #0a0a0a 100%);
        }

        .hero-bg::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: 
                radial-gradient(circle at 20% 30%, rgba(26, 107, 60, 0.12) 0%, transparent 40%),
                radial-gradient(circle at 80% 70%, rgba(26, 107, 60, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 50% 50%, rgba(26, 107, 60, 0.05) 0%, transparent 50%);
            animation: bgPulse 15s ease-in-out infinite;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(rgba(26, 107, 60, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(26, 107, 60, 0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
        }

        .noise {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 9999;
            opacity: 0.02;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
        }

        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 1rem 2rem;
            transition: all var(--transition-medium);
        }

        .navbar.scrolled {
            background: rgba(10, 10, 10, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--dark-border);
        }

        .nav-container {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            color: var(--text-primary);
            font-weight: 800;
            font-size: 1.25rem;
            letter-spacing: -0.02em;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            box-shadow: 0 0 20px rgba(26, 107, 60, 0.4);
        }

        .nav-links {
            display: flex;
            gap: 2.5rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.875rem;
            font-weight: 500;
            transition: color var(--transition-fast);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-fast);
        }

        .nav-links a:hover {
            color: var(--text-primary);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .nav-cta {
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        section {
            position: relative;
            padding: 6rem 2rem;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            position: relative;
        }

        .section-header {
            text-align: center;
            margin-bottom: 4rem;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.375rem 1rem;
            background: rgba(26, 107, 60, 0.1);
            border: 1px solid rgba(26, 107, 60, 0.2);
            border-radius: 100px;
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--primary-light);
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: clamp(2rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -0.03em;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-subtitle {
            font-size: 1.125rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .footer {
            background: var(--dark-elevated);
            border-top: 1px solid var(--dark-border);
            padding: 4rem 2rem 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem;
            max-width: 1280px;
            margin: 0 auto;
            margin-bottom: 3rem;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--text-primary);
            text-decoration: none;
        }

        .footer-logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
        }

        .footer-desc {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.375rem 0.875rem;
            background: rgba(26, 107, 60, 0.1);
            border: 1px solid rgba(26, 107, 60, 0.2);
            border-radius: 100px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary-light);
            width: fit-content;
        }

        .footer-column h4 {
            font-size: 0.875rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 1.25rem;
            color: var(--text-primary);
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.875rem;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .footer-links a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            max-width: 1280px;
            margin: 0 auto;
            padding-top: 2rem;
            border-top: 1px solid var(--dark-border);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .footer-copyright {
            font-size: 0.8125rem;
            color: var(--text-muted);
        }

        .footer-social {
            display: flex;
            gap: 1rem;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--dark-border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.875rem;
            transition: all var(--transition-fast);
        }

        .footer-social a:hover {
            background: rgba(26, 107, 60, 0.15);
            border-color: rgba(26, 107, 60, 0.3);
            color: var(--primary-light);
            transform: translateY(-2px);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
        }